{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870003762},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["487:4870004058","487:4870002481","487:4870003618","487:4870002396","487:4870004485","487:4870003340","487:4870002390","487:4870003621","487:4870003065","487:4870002238","487:4870003768","487:4870003622","487:4870003475","487:4870003202","487:4870001887","487:4870002321","487:4870003617","665:6650003499","487:4870004351","487:4870002816","487:4870002484","487:4870002817","487:4870003204","487:4870002486","487:4870003477"],"twin_admin_codes":[487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,487,665,487,487,487,487,487,487,487],"twin_sims":[0.39489547011268805,0.30032575030851455,0.28644348031928885,0.28209639433118805,0.2742665736740334,0.27032145559045273,0.24544902984590802,0.2056187573573215,0.2005087117808596,0.20001305810210485,0.1957833115119249,0.18913138916874342,0.16611126463727427,0.165634652587567,0.16322454275553966,0.15172972132678567,0.13106167010764233,0.12496733639927987,0.12114501819182316,0.11863967948972502,0.11700193079952918,0.11409245545031417,0.111251152642733,0.11122402993297469,0.10382212175828896],"twin_dists":[0.17704271570635416,0.20144261964747906,0.20536717525848852,0.20661936580282678,0.20890461656421164,0.21007120652331124,0.21768343138910753,0.2309964087953336,0.23282678579497365,0.23300602377423202,0.23454820273045596,0.23702099801199453,0.24608370593933365,0.2462805765431014,0.24728241964377182,0.2522144145618958,0.2618243445701558,0.2648740981727071,0.2668449492587847,0.2681626249692968,0.2690355469498659,0.27060970219109365,0.2721770800710316,0.2721921901101715,0.27642686826273477],"n_dims_used":43,"mean_confidence":0.8918654863224473},"coverage":{"mean_confidence":0.8918654863224473,"n_dims_used":43,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}